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河南省部分猪场猪嵴病毒检测及遗传演化分析

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摘要 对河南地区猪群中猪峭病毒的分布情况进行分子流行病学调查,从河南省20个猪场中采集共35份腹泻仔猪小肠样品,采用RT-PCR方法对采集的样品进行PKV的检测。结果显示猪嵴病毒阳性检出率为48.57%(17/35),猪场感染率多达70%(14/20);将扩增出来的样品选取6株进行VP1基因测序、同源性对比和遗传进化分析,同源性对比结果表明,分离株的VP1基因核苷酸同源性在81.7%~100%,氨基酸同源性在88.2%~100%,遗传演化分析结果显示,6株分离株均位于已知的全部PKV株构成的4个分支中的Aichi virus C这一个大的分支上。
出处 《河南畜牧兽医》 2024年第15期6-8,共3页 Henan Journal of Animal Husbandry and Veterinary Medicine
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